YK

Yoichi Kowatari

HC Hitachi Construction Machinery Co.: 20 patents #45 of 1,234Top 4%
Overall (All Time): #216,221 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
12371880 Work machine Shuuhei Kofuna, Tomoaki Hayashi 2025-07-29
10650251 Monitoring image display device of industrial machine Hidefumi Ishimoto, Moritaka OOTA, Yoshihiro Inanobe, Hiroyoshi Tanaka, Kouji Fujita +1 more 2020-05-12
10506179 Surrounding monitoring device for slewing-type work machine Hidefumi Ishimoto, Yoshihiro Inanobe 2019-12-10
10160383 Surroundings monitoring system for working machine Chieko Onuma, Ryo Yumiba, Yoshibumi Fukuda, Yukihiro Kawamata, Moritaka OOTA 2018-12-25
10145087 Surroundings display device for swing working machine Kouji Fujita, Yoshihiro Inanobe, Hiroyoshi Tanaka, Takashi KUSAMA, Moritaka OOTA +1 more 2018-12-04
10044933 Periphery monitoring device for work machine Moritaka OOTA, Yoshihiro Inanobe 2018-08-07
10017112 Surroundings monitoring device of vehicle Yukihiro Kawamata, Yoshihiro Inanobe, Moritaka OOTA 2018-07-10
9990543 Vehicle exterior moving object detection system Yoshibumi Fukuda, Chieko Onuma, Moritaka OOTA, Yukihiro Kawamata 2018-06-05
9845051 Display device for self-propelled industrial machine Naokazu Oda, Katsuhiko Shimizu, Yoshihiro Inanobe, Hidefumi Ishimoto 2017-12-19
9776566 Environment monitoring device for operating machinery Hidefumi Ishimoto, Yoshihiro Inanobe 2017-10-03
D724604 Portion of a display screen for a dump truck with graphical user interface Hidefumi Ishimoto, Yoshihiro Inanobe, Eitaro Ito, Kenta Tsukijishin, Takaaki Ishii 2015-03-17
D715808 Portion of a display screen for a self-propelled working machine with graphical user interface Hidefumi Ishimoto, Yoshihiro Inanobe, Eitaro Ito, Kenta Tsukijishin, Takaaki Ishii 2014-10-21
8595144 Management system and method for exhaust purification apparatus Kazuhiro Shibamori, Hidenobu Tsukada, Kazunori Nakamura 2013-11-26
8429904 Working machine Kazuhiro Shibamori, Kazunori Nakamura, Kouji Ishikawa, Hidenobu Tsukada, Shohei Kamiya +1 more 2013-04-30
8266903 Engine lag down suppressing device of construction machinery Yasushi Arai, Kouji Ishikawa, Kazunori Nakamura, Nobuei Ariga, Hideo Karasawa +2 more 2012-09-18
8162618 Method and device for controlling pump torque for hydraulic construction machine Kazunori Nakamura, Kouji Ishikawa, Yasushi Arai 2012-04-24
7255088 Engine control system for construction machine Kazunori Nakamura, Yasushi Arai, Kouji Ishikawa, Hideo Karasawa 2007-08-14
7020553 Signal processing system for construction machine Kazunori Nakamura, Toichi Hirata, Yasushi Arai, Gen Yasuda, Hiroshi Watanabe 2006-03-28
5930996 Auto-acceleration system for prime mover of hydraulic construction machine and control system for prime mover and hydraulic pump Kazunori Nakamura, Ei Takahashi, Tsukasa Toyooka, Kouji Ishikawa, Tsuyoshi Nakamura +3 more 1999-08-03
5911506 Control system for prime mover and hydraulic pump of hydraulic construction machine Kazunori Nakamura, Ei Takahashi, Tsukasa Toyooka, Kouji Ishikawa, Tsuyoshi Nakamura +3 more 1999-06-15